1077378355 has 8 divisors (see below), whose sum is σ = 1293667200. Its totient is φ = 861360576.

The previous prime is 1077378343. The next prime is 1077378359. The reversal of 1077378355 is 5538737701.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1077378355 - 2¹⁵ = 1077345587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1077378359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58915 + ... + 75004.

It is an arithmetic number, because the mean of its divisors is an integer number (161708400).

Almost surely, 2^1077378355 is an apocalyptic number.

1077378355 is a deficient number, since it is larger than the sum of its proper divisors (216288845).

1077378355 is a wasteful number, since it uses less digits than its factorization.

1077378355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135533.

The product of its (nonzero) digits is 617400, while the sum is 46.

The square root of 1077378355 is about 32823.4421564832. The cubic root of 1077378355 is about 1025.1547194564.

The spelling of 1077378355 in words is "one billion, seventy-seven million, three hundred seventy-eight thousand, three hundred fifty-five".